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混凝土闸墩有限元数值分析简化算法及应用

Release Time:2019-03-10  Hits:

Indexed by: Journal Article

Date of Publication: 2011-11-20

Journal: 人民黄河

Included Journals: PKU

Volume: 33

Issue: 11

Page Number: 130-132

ISSN: 1000-1379

Key Words: 施工缝;锚杆;有限元;数值分析;简化算法;混凝土闸墩

Abstract: 在混凝土结构中打入锚杆进行加固时,采用三维块体单元和杆单元结合的有限元网格模型相对较复杂,且计算模型也较复杂.以松山引水工程溢洪道闸墩锚固为例,简化了有限元网格模型,只采用三维块体单元,而忽略了杆单元,杆单元用一对方向相反、大小相等的钢筋屈服力来代替,计算结果良好.

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